SPEED MERCHANT Fork Preload Adjuster Black Anodized Finish 39 mm SM39A-1

These adjusters will replace your stock fork caps and allow you to fine tune your front suspension, with almost an inch of preload adjustment, Easily dial in your front-end preload without having to remove the stock caps and cutting spacers, with a turn of the adjuster, up or down, CNC machined out of 6061 aluminum, Comes with O-rings and ready to install, Made in the U.S.A.